Skip to main content

Login Sequence Diagram


 Diagramatic representation of the  interaction between processes in their own order is
a Sequence Diagram.
A simple Sequence diagram for login is shown below:



Short descriptions on notations used in the above diagram.

Actor:
  An actor is an entity that interacts with the system
(can be human or any other process or entity that interacts with the system  ).

Call Message :
 Represents the forward communication between the entities .

Return Message :
Represents the message passed back to the caller.


Comments

Post a Comment

Popular posts from this blog

Using SqlDataAdapter to fill DataTable in c#

public DataTable List(string sql)         {             SqlConnection con = new SqlConnection(ConfigurationManager.ConnectionStrings["DefaultConnection"].ConnectionString);             SqlCommand cmd = new SqlCommand(sql, con);             DataTable dt = new DataTable();             SqlDataAdapter da = new SqlDataAdapter(cmd);             try             {                              con.Open();                 da.Fill(dt);             }             finally             {                 con.Close();          ...
Post a Comment
Read more

Converting List to DataTable in C#

public static DataTable ConvertToDataTable<T>(IList<T> data)         {             PropertyDescriptorCollection properties =                TypeDescriptor.GetProperties(typeof(T));             DataTable table = new DataTable();             foreach (PropertyDescriptor prop in properties)                 table.Columns.Add(prop.Name, Nullable.GetUnderlyingType(prop.PropertyType) ?? prop.PropertyType);             foreach (T item in data)             {                 DataRow row = table.NewRow();                 foreach (PropertyDescriptor prop in properties)                     row[prop.Name]...
Post a Comment
Read more